Kingsley's Adventure is a 1999 action-adventure video game developed and published by Psygnosis for the PlayStation. It was released by Psygnosis' parent company Sony Computer Entertainment in Europe.

Kingsley's Adventure is an action-adventure game in which Kingsley, an orphaned fox, wants to become a True Knight, like his father. The player, as Kingsley, must go to several places through foxholes to collect the weapons that will allow Kingsley to do so, helping people in distress, and defeating enemies and the Dark Knights along the way. Afterwards, the player must defeat the evil Bad Custard, who is responsible for turning other True Knights into the aforementioned Dark Knights.